--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-31T00:00:00Z' end-period: '2018-07-31T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5285333143 dns-udp-queries-received-ipv6: 839800773 dns-tcp-queries-received-ipv4: 162397700 dns-tcp-queries-received-ipv6: 21941829 dns-udp-responses-sent-ipv4: 5286070907 dns-udp-responses-sent-ipv6: 839541838 dns-tcp-responses-sent-ipv4: 162361190 dns-tcp-responses-sent-ipv6: 21937125